Melanin hydrophilic contact lenses

Details Melanin hydrophilic contact lenses Melanin hydrophilic contact lenses

1989-12-19

1993-02-16

Schofer, Joseph L.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

359350, 359356, 359361, 351160H, 351165, 351162, 351163, 8507, 8509, 8512, 8647, 8678, 8673, 252582, 252583, 252587, 252588, 428412, 428441, 5262381, 526259, 526314, 527201, 527202, 527203, 528205, 5283291, C08L 8904

Patent

active

051872072

ABSTRACT:
A hydrophilic contact lens is disclsoed incorporating melanin that protects the eye from harmful radiation and superoxide.

REFERENCES:
patent: 2822339 (1958-02-01), Hagemeyer, Jr.
patent: 3322719 (1967-05-01), Pielstocker
patent: 3764477 (1973-09-01), Lehmann et al.
patent: 4404257 (1983-09-01), Olson
patent: 4419405 (1983-12-01), Ashby et al.
patent: 4464525 (1984-08-01), Vance
patent: 4650605 (1987-03-01), Vance
Today-San Antonio, Jun. 1984.
The Merck Index (10th Edition pp. 206, 827 and 1154).
Hackh's Chemistry Dictionary (4th Edition) pp. 413 and 698.
Organic Chemistry, pp. 428, 429, 576, 577 and 579 Karrer, (1950).

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